Q.3 A level circuit is shown in figure. The survey, needed for local engineering project. commenced at BM 35, the elevation of new benchmarks 36, 37, 38 and 39 were determined, and then the level survey was looped back to BM 35, the point of commencement. Fined the adjusted new BMs. 38 ВМ 35 Elevation(m) 190.000(fixed) 35 36 37 39 35 188.242 186.299 188.251 186.397 190.033 IM 36 DM 35 0.8 km PEM 37 08 km 06 km DM 39 BM 30 0.7 km